42.7056’ N, 70.7890’ W

Plum Island Sound, South End, MA

52°
H 53°
L 40°
ENE
12mph
Low tide
7:35 pm

Tides Today & Tomorrow in Plum Island Sound, South End, MA

TIDE TIMES for Thursday, November 12, 2026
The tide is currently falling in Plum Island Sound, South End, MA.
Next low tide : in 4h 26m at 7:35 pm (0.4 ft)
Next high tide (tomorrow) : 1:37 am (7.9 ft)
Sunset today : 4:23 pm
Sunrise tomorrow : 6:31 am
Moon phase : Waxing Crescent (11% illuminated)
Tide Station Location : Station #8441241
Common Questions About Tides

Plum Island Sound, South End, MA Tides - Mar 1745

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon10:128.710:417.74:011.24:380.76:225:37New Moon1Mon
2Tue10:538.711:187.94:451.15:170.66:205:38New Moon2Tue
3Wed11:318.711:538.25:260.95:530.66:195:39New Moon3Wed
4Thu12:098.76:050.86:280.66:175:40New Moon4Thu
5Fri12:288.412:468.66:440.67:030.76:155:41Waxing Crescent5Fri
6Sat1:048.61:258.57:230.57:390.86:145:43Waxing Crescent6Sat
7Sun1:428.82:068.48:030.58:170.96:125:44Waxing Crescent7Sun
8Mon2:228.92:508.28:470.58:571.16:105:45Waxing Crescent8Mon
9Tue3:068.93:377.99:330.59:421.36:085:46First Quarter9Tue
10Wed3:548.94:297.710:260.610:331.46:075:47First Quarter10Wed
11Thu4:488.95:277.511:240.711:321.46:055:49First Quarter11Thu
12Fri5:479.06:287.612:250.66:035:50First Quarter12Fri
13Sat6:489.27:297.812:351.31:270.46:025:51Waxing Gibbous13Sat
14Sun7:509.58:288.21:371.02:250.16:005:52Waxing Gibbous14Sun
15Mon8:509.89:258.82:380.63:21-0.35:585:53Waxing Gibbous15Mon
16Tue9:4710.110:189.43:360.04:13-0.65:565:54Full Moon16Tue
17Wed10:4110.311:0810.04:31-0.65:02-0.95:555:56Full Moon17Wed
18Thu11:3210.311:5610.45:24-1.05:50-1.05:535:57Full Moon18Thu
19Fri12:2310.26:16-1.36:37-0.95:515:58Waning Gibbous19Fri
20Sat12:4410.61:139.97:07-1.37:24-0.65:495:59Waning Gibbous20Sat
21Sun1:3210.62:049.57:58-1.28:13-0.25:486:00Waning Gibbous21Sun
22Mon2:2210.42:559.08:50-0.89:030.25:466:01Waning Gibbous22Mon
23Tue3:1310.03:488.49:44-0.39:560.75:446:03Third Quarter23Tue
24Wed4:079.54:448.010:400.210:531.15:426:04Third Quarter24Wed
25Thu5:049.05:447.611:390.611:531.45:406:05Third Quarter25Thu
26Fri6:058.76:457.412:390.95:396:06Third Quarter26Fri
27Sat7:058.57:447.412:531.61:381.05:376:07Waning Crescent27Sat
28Sun8:038.48:387.61:511.62:311.15:356:08Waning Crescent28Sun
29Mon8:558.49:257.82:451.43:201.05:336:09Waning Crescent29Mon
30Tue9:438.510:078.13:341.24:030.95:326:11Waning Crescent30Tue
31Wed10:258.510:458.44:191.04:420.95:306:12New Moon31Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8441241)

Common Questions About Plum Island Sound, South End, MA Tides

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Is this week a spring tide or neap tide in Plum Island Sound, South End, MA?

Plum Island Sound, South End, MA is currently in a spring phase. Tonight's moon is 11% illuminated. Spring tides (largest swings) occur near new and full moons; neap tides (smallest swings) occur near first and third quarter moons. Tidal ranges this week are near their weekly maximum.

What datum are Plum Island Sound, South End, MA tide heights measured from?

Tide heights on this page are measured from Mean Lower Low Water (MLLW), the U.S. NOAA standard. A height of 0 ft represents the 19-year average of each day's lower low tide. Negative values indicate a "minus tide" — water levels below that long-term reference.

What factors can affect the tide predictions for Plum Island Sound, South End, MA?

Tide predictions for Plum Island Sound, South End, MA come from NOAA's harmonic analysis and are typically accurate within about ±10 minutes on timing and ±0.5 ft on height. Actual water levels can deviate further due to sustained winds, atmospheric pressure changes, river flow, and storm surge. During major weather events, be sure to check US Harbors weather pages for factors that could impact tidal predictions.

Which NOAA station provides tide data for Plum Island Sound, South End, MA?

Tide data for Plum Island Sound, South End, MA is sourced from NOAA Station #8441241. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8441241.

What is the moon phase in Plum Island Sound, South End, MA tonight?

Tonight the moon over Plum Island Sound, South End, MA is Waxing Crescent (11% illuminated). This places Plum Island Sound, South End, MA in a spring tide cycle, so tidal ranges are near their weekly maximum this week.

US Harbors Tidal Data

The data in our tide charts, tide tables, and tide graphs is provided by NOAA and others. These predictions are derived mathematically from numerous inputs, including data from historical tide stations and nearby locations where sensors are actively recording. As shown in the tide graph at the top of this page, “Predicted” tides (blue) are what forecasting models expect to happen. “Observed” tides (red) are those recorded by local sensors in real time, overlaid on the predictions for direct comparison. We display Observed water levels for a select group of harbors including Portland, Maine, where a physical sensor monitors water levels in real time.

LEARN MORE ABOUT OUR TIDE DATA